问答题
下面程序的输出结果是：______。
class Art {
Art( ){
System.out.println("Art constructor");
}
}
class Drawing extends Art{
Drawing( ) {
super( );
System.out.println("Drawing constructor");
}
}
public class Cartoon extends Drawing {
Cartoon( ){
super( );
System.out.println("Cartoon constructor");
}
public static void main(String[ ] args) {
Cartoon x=new Cartoon( );
}
}
【参考答案】
Art constructor
Drawing constructor
Cartoon const......
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